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Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries (1910)

Hiscox, Gardner Dexter, 1822?-1908 · New York, The N. W. Henley publishing company · leaf 277

An illustration from Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries, 1910, leaf 277
27t> MINING DEVICES AND APPLIANCES. … ^vi-i.w^^Na^^sae ELEVATION. 3rd Fireplace 716. ORE ROASTING FURNACE. Section of the Pearce turretfurnace in which a circular oven is heated by outside fires. With rabbles on arms from a central re-volving shaft constantlystir the ore and move itforward around the hearthto a discharge hopper.The…

Mechanical movements

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